3. The above steps only remove the account from Outlook. The PST file still exist in the system. So, for XP, you should go to C:\Documents and Settings\your_account_name\Local Settings\Application Data\Microsoft\Outlook. Delete all pst files that has your gmail account name. In this example, it is ExchanXXXX@gmail.com-00000004.pst. Please note that you need to show hidden file and folder in your Folder Options before your can see Local Settings folder